summer dry region的意思|示意

Water-saving, high yield and high efficiency technique for sweet potato in summer and autumn dry season in red soil hilly region is conducted from 2002 to 2003.

2003年研究了夏秋干旱季节红壤丘岗区红薯节水高产高效技术措施。

The climate in this region is dry, cold in winter and cool in summer, strong solar radiation, and thin air.

干燥、冬冷夏凉、太阳辐射强烈、空气稀薄是这个地区的主要气候特征。